Battery charger adapter



FIG. 1 is top perspective view of a battery charger adapter;

FIG. 2 is a front side view of the battery charger adapter shown in FIG.1, the rear side view being a mirror image thereof;

FIG. 3 is a right end view of the battery charger adapter shown in FIG.1;

FIG. 4 is a left end view of the battery charger adapter shown in FIG.1; and,

FIG. 5 is a bottom view of the battery charger adapter shown in FIG. 1.

The ornamental design for a battery charger adapter, as shown anddescribed.